Home / 1,038,846.41-1,558,762.75-719,489.73

Finding the Fourth Proportional to 1,038,846.41, 1,558,762.75 and 719,489.73

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Solution

The fourth proportional to 1,038,846.41, 1,558,762.75 and 719,489.73 is: 1,079,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,846.41 : 1,558,762.75 = 719,489.73 : x
  2. Step 2: Convert to fraction form
    1,038,846.41/1,558,762.75 = 719,489.73/x
  3. Step 3: Cross multiply
    1,038,846.41x = 1,558,762.75 × 719,489.73
  4. Step 4: Simplify right side
    1,038,846.41x = 1,121,513,796,876.28
  5. Step 5: Solve for x
    x = 1,121,513,796,876.28/1,038,846.41
  6. Step 6: Final answer
    x = 1,079,576.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.